Home / 178,655.85-246,189.65-127,524.33

Finding the Fourth Proportional to 178,655.85, 246,189.65 and 127,524.33

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Solution

The fourth proportional to 178,655.85, 246,189.65 and 127,524.33 is: 175,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,655.85 : 246,189.65 = 127,524.33 : x
  2. Step 2: Convert to fraction form
    178,655.85/246,189.65 = 127,524.33/x
  3. Step 3: Cross multiply
    178,655.85x = 246,189.65 × 127,524.33
  4. Step 4: Simplify right side
    178,655.85x = 31,395,169,531.56
  5. Step 5: Solve for x
    x = 31,395,169,531.56/178,655.85
  6. Step 6: Final answer
    x = 175,729.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.